Samut, Voice of Dissent, Magda, Brazen Outlaw, Leyline of Transformation, and Fatestitcher

Prerequisites

• Samut, Voice of Dissent on the battlefield
• Magda, Brazen Outlaw on the battlefield
• Leyline of Transformation on the battlefield
• Fatestitcher on the battlefield
• Leyline of Transformation on the battlefield with "Dwarf" chosen

Steps

1. Activate Fatestitcher by tapping it, targeting Samut
2. Magda triggers, creating a Treasure token
3. Resolve the Fatestitcher ability, untapping Samut
4. Activate the Treasure by tapping and sacrificing it, adding
5. Activate Samut by paying and tapping it, targeting Fatestitcher
6. Magda triggers, creating a Treasure token
7. Resolve the Samut trigger, untapping Fatestitcher
8. Repeat

Results

• Infinite colored mana
• Infinite Treasure tokens
• Put all Dragon and artifact cards from your library onto the battlefield